Finding the Fourth Proportional to 39,939,905.94, 59,905,208.81 and 10,792,359.99
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Solution
The fourth proportional to 39,939,905.94, 59,905,208.81 and 10,792,359.99 is: 16,187,283.46
Step by Step Solution
- Step 1: Write the proportion equation
39,939,905.94 : 59,905,208.81 = 10,792,359.99 : x - Step 2: Convert to fraction form
39,939,905.94/59,905,208.81 = 10,792,359.99/x - Step 3: Cross multiply
39,939,905.94x = 59,905,208.81 × 10,792,359.99 - Step 4: Simplify right side
39,939,905.94x = 646,518,578,699,677.75 - Step 5: Solve for x
x = 646,518,578,699,677.75/39,939,905.94 - Step 6: Final answer
x = 16,187,283.46
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.